Series No. 1

#include <stdio.h>

int main() {

    int n;
    printf("Enter the number of terms:\n");
    scanf("%d", &n);
    printf("Printing the %d terms\n", n);

    for(int i = 1; i <=n; i++) {
        if(i%2 != 0) {
            printf("%d", i);
            if(i < n) {
                printf("%c", ',');
            }
        }else {
            printf("%d", i * -1);
            if(i < n) {
                printf("%c", ',');
            }
        }
    }
}